1. Some new kinds of dry cleaning methods such as supercritical fluid cleaning, high pressure gas and gel cleaning, laser cleaning, gas-chemically and Photo-chemically enhanced cleaning are described. 介绍了干法清除纳米污染物的几种新方法，如超临界流体清除法、高速气凝胶清除法、激光清除法、气相化学清除法和光化学清除法。
2. Some new kinds of dry cleaning methods such as supercritical fluid cleaning, high pressure gas and gel cleaning, laser cleaning, gas-chemically and Photo-chemically enhanced cleaning are described. 介绍了干法清除纳米污染物的几种新方法，如超临界流体清除法、高速气凝胶清除法、激光清除法、气相化学清除法和光化学清除法。
3. Automation and systematization in oil tank cleaning was an inevitable result, the technology of oil tank cleaning went by a developing process from manual cleaning, machine cleaning to auto cleaning. 油罐清洗自动化和系统化是石油储运行业发展的必然结果，油罐清洗技术经历了从人工清洗、机械清洗最后到自动清洗的渐进式的发展历程。
4. Cleaning items: high-rise buildings, building, plant wall repair, cleaning, painting, wall washing, large water tank cleaning, manhole cleaning. 清洗项目：高楼、大厦、厂房的外墙修补、清洗、涂装、外墙清洗、大型污水池清洗、沙井清洗等。
5. This device works together with the cleaning machine and is used to demagnetize the objects before cleaning, which helps to get better cleaning effect. 本机配合清洗机使用，把进行清洗前的物体进行消磁处理。从而达到理想的清洗效果。
